/Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncCore/Source/ConcertSyncCore/Public/ConcertSyncSessionDatabase.h
Defined here whereTUniquePtrcan see the definition ofFConcertFileCacheand FConcertSyncSessionDatabaseStatements as theTUniquePtrconstructor/destructor cannot work with a forward declared type
FConcertSyncSessionDatabase()